Question

7.Use the following model of a eukaryotic transcript to answer the next question. 5' UTR E1 I1…

7.Use the following model of a eukaryotic transcript to answer the next question.

5' UTR E1 I1 E2 I2 E3 I3 E4 UTR 3'

Which components of the previous molecule will also be found in mRNA in the cytosol?

A. 5' UTR E1 E2 E3 E4 UTR 3'
B. 5' E1 I1 E2 I2 E3 I3 E4 3'
C. 5' I1 I2 I3 3'
D. 5' UTR I1 I2 I3 UTR 3'
E. 5' E1 E2 E3 E4 3'

8.When the ribosome reaches a stop codon on the mRNA, no corresponding tRNA enters the A site. If the translation reaction were to be experimentally stopped at thispoint, which of the following would you be able to isolate?
A. a cell with fewer ribosomes
B. separated ribosomal subunits with a polypeptide attached to the tRNA
C. an assembled ribosome with a separated polypeptide
D. an assembled ribosome with a polypeptide attached to the tRNA in the P site
E. separated ribosomal subunits, a polypeptide, and free tRNA

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